CN100523271C - 防止屏障层中金属钛被蚀刻或腐蚀掉的方法 - Google Patents
防止屏障层中金属钛被蚀刻或腐蚀掉的方法 Download PDFInfo
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- CN100523271C CN100523271C CNB2006100305293A CN200610030529A CN100523271C CN 100523271 C CN100523271 C CN 100523271C CN B2006100305293 A CNB2006100305293 A CN B2006100305293A CN 200610030529 A CN200610030529 A CN 200610030529A CN 100523271 C CN100523271 C CN 100523271C
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CNB2006100305293A CN100523271C (zh) | 2006-08-29 | 2006-08-29 | 防止屏障层中金属钛被蚀刻或腐蚀掉的方法 |
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CNB2006100305293A CN100523271C (zh) | 2006-08-29 | 2006-08-29 | 防止屏障层中金属钛被蚀刻或腐蚀掉的方法 |
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CN101135039A CN101135039A (zh) | 2008-03-05 |
CN100523271C true CN100523271C (zh) | 2009-08-05 |
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CNB2006100305293A Expired - Fee Related CN100523271C (zh) | 2006-08-29 | 2006-08-29 | 防止屏障层中金属钛被蚀刻或腐蚀掉的方法 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI HUAHONG GRACE SEMICONDUCTOR MANUFACTURING Free format text: FORMER NAME: HUAHONG NEC ELECTRONICS CO LTD, SHANGHAI |
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CP03 | Change of name, title or address |
Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech Park No. 1399 Patentee after: Shanghai Huahong Grace Semiconductor Manufacturing Corp. Address before: 201206, Shanghai, Pudong New Area, Sichuan Road, No. 1188 Bridge Patentee before: Shanghai Hua Hong NEC Electronics Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 |